package com.guo.boot.study.syn;

/**
 * @Auther Heart Guo
 * @Date 2021/12/23-15:26
 */
/*
    不安全的取钱
    两个人去银行取钱，账户
* */
public class UnsafeBank {
    public static void main(String[] args) {
        //账户
        Account account = new Account(100,"公积金");
        Drawing you = new Drawing(account,50,"你");
        Drawing herssss = new Drawing(account,100,"她");
        you.start();
        herssss.start();

    }
}

//账户
class Account{
    int money;//余额
    String name;//卡名

    public Account(int money, String name) {
        this.money = money;
        this.name = name;
    }
}

//银行，模拟取款
class Drawing extends Thread{
    Account account;//账户
    int drawingMoney;//取了多少钱
    int nowMoney;//现在手里多少钱

    public Drawing(Account account,int drawingMoney,String name){
        super(name);
        this.account = account;
        this.drawingMoney = drawingMoney;
    }

    @Override
    public void run() {
        //判断有没有钱
        if(account.money-drawingMoney<0){
            System.out.println(Thread.currentThread().getName()+"钱不够了，取不了");
            return;
        }
        try {
            Thread.sleep(1000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        //卡内余额=余额-取的钱
        account.money = account.money-drawingMoney;

        //手里的钱
        nowMoney = nowMoney+drawingMoney;

        System.out.println(account.name+"余额为"+account.money);
        //Thread.currentThread().getName()等同于this.getName()，因为继承了
        System.out.println(this.getName()+"手里的钱"+nowMoney);
    }
}